Description
| Frequency HZ | 125 | 250 | 500 | 1000 | 2000 | 4000 | 8000 |
| Mean Attenuation DB | 22.8 | 24.4 | 31.6 | 41.7 | 37.3 | 39.4 | 35.9 |
| Standard Deviation DB | 3.2 | 3.5 | 3.4 | 3.4 | 3.5 | 3.7 | 4.4 |
| Assumed Protection DB | 19.6 | 20.9 | 28.2 | 38.3 | 33.8 | 35.7 | 31.5 |
| SNR= 33 dB; H＝34 dB; M＝31 dB; L＝24 dB; | |||||||
|---|---|---|---|---|---|---|---|
